drm/amdgpu/gmc6: fix DMA mask from 44 to 40 bits (63a3b1af) · Commits · e / devices / android_kernel_fairphone_FP5

[ Upstream commit 403475be6d8b122c3e6b8a47e075926d7299e5ef ] The DMA mask on SI parts is 40 bits not 44. Copy paste typo. Fixes: ("drm/amdgpu: simplify and cleanup setting the dma mask") Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1762 Acked-by:

Christian König <christian.koenig@amd.com> Tested-by:

Paul Menzel <pmenzel@molgen.mpg.de> Signed-off-by:

Alex Deucher <alexander.deucher@amd.com> Signed-off-by:

Sasha Levin <sashal@kernel.org>

drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c

+2 −2

Original line number	Original line	Diff line number	Diff line
	@@ -863,12 +863,12 @@ static int gmc_v6_0_sw_init(void *handle)

	adev->gmc.mc_mask = 0xffffffffffULL;		adev->gmc.mc_mask = 0xffffffffffULL;

	r = dma_set_mask_and_coherent(adev->dev, DMA_BIT_MASK(44));		r = dma_set_mask_and_coherent(adev->dev, DMA_BIT_MASK(40));
	if (r) {		if (r) {
	dev_warn(adev->dev, "amdgpu: No suitable DMA available.\n");		dev_warn(adev->dev, "amdgpu: No suitable DMA available.\n");
	return r;		return r;
	}		}
	adev->need_swiotlb = drm_need_swiotlb(44);		adev->need_swiotlb = drm_need_swiotlb(40);

	r = gmc_v6_0_init_microcode(adev);		r = gmc_v6_0_init_microcode(adev);
	if (r) {		if (r) {